I use this service... and it's free.....FreeConferenceCall.com, a reliable, cost-effective, reservation-less and easy to use audio conferencing service. Related services include FreeConferencing.com, with conference web controls and up to 1,000 participants; FreeConferenceCallHD.com, with high definition sound geared to higher quality equipment; and FreeScreenSharing.com, with unlimited real-time sharing of desktop content.

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"PaperRater.com is a free resource, developed and maintained by linguistics professionals and graduate students. PaperRater.com is used by schools and universities in over 46 countries to help students improve their writing."
And it is free......

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*** A great source for media leads.... and it's free...
HARO - Help a Reporter Out http://www.helpareporter.com/
"Everyone’s an expert at something. Sharing your expertise may land
you that big media opportunity you’ve been looking for"

http://www.xnview.com/XnView is free software to view, organize, convert graphics and photos files or to create a slide show, contact sheet or HTML page. This is my favorite graphicssoftware and it is very easy to use..

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http://www.sendspace.com/Send, Receive, Track & Share Big Files!This service gives you up to 300MB of space per file... for free..
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http://podtrac.com/ free.. listener data for your podcasts and a customizable widget.. for streaming of your shows on websites and social media platforms.. very helpful for me.. this company connects advertisers with premium online shows...